CFC was used as the propellant. https://www.fda.gov/Drugs/ResourcesForYou/Consumers/QuestionsAnswers/ucm077808.htm https://www.fda.gov/Drugs/ResourcesForYou/Co

CFC was used as the propellant. https://www.fda.gov/Drugs/ResourcesForYou/Consumers/QuestionsAnswers/ucm077808.htm https://www.fda.gov/Drugs/ResourcesForYou/Consumers/Question...